Google vs Turing Interview Questions

Google lists 2,305 LeetCode interview questions while Turing lists 37. They share 33 problems — 1% of Google's bank and 89% of Turing's. Focus on the overlap first, then drill into 2,272 Google-only and 4 Turing-only questions.

Overview

Google

2,305 questions

Easy 601Medium 1205Hard 499
Turing

37 questions

Easy 10Medium 23Hard 4

Preparation Strategy

Step 1 — Shared core: Solve the 33 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Google and Turing.

Step 2 — Company-specific depth: Add Google-specific problems like Add Two Numbers, Trapping Rain Water, Palindrome Number and Turing-specific problems from the exclusive lists below.

Step 3 — Difficulty tuning: Google skews harder in our data. Budget extra time for Hard problems if you are targeting that company.

Difficulty Comparison

Easy
Google
601
Turing
10
Medium
Google
1205
Turing
23
Hard
Google
499
Turing
4

Top Shared Topics

33 Shared Questions

High-priority problems to practice for both Google and Turing.

ProblemDifficulty
Two SumEasy
Median of Two Sorted ArraysHard
Longest Common PrefixEasy
Longest Substring Without Repeating CharactersMedium
Best Time to Buy and Sell StockEasy
3SumMedium
Longest Palindromic SubstringMedium
Valid ParenthesesEasy
Merge IntervalsMedium
Number of IslandsMedium
Maximum SubarrayMedium
Koko Eating BananasMedium
Jump GameMedium
Kth Largest Element in an ArrayMedium
Group AnagramsMedium
Product of Array Except SelfMedium
Find First and Last Position of Element in Sorted ArrayMedium
Race CarHard
Longest Arithmetic SubsequenceMedium
Minimum Cost For TicketsMedium
Non-decreasing ArrayMedium
Minimum Adjacent Swaps for K Consecutive OnesHard
Minimum Number of Operations to Make Word K-PeriodicMedium
Sum of Digit Differences of All PairsMedium
Find the Town JudgeEasy
Baseball GameEasy
Count Square Sum TriplesEasy
Minimum Cost Walk in Weighted GraphHard
Ugly Number IIMedium
Degree of an ArrayEasy

Showing top 30 of 33 shared problems.

Unique to Google (2,272)

Problems in Google's list that do not appear at Turing.

ProblemDifficulty
Add Two NumbersMedium
Trapping Rain WaterHard
Palindrome NumberEasy
Merge Sorted ArrayEasy
Create Hello World FunctionEasy
Merge Strings AlternatelyEasy
Longest Consecutive SequenceMedium
Container With Most WaterMedium
Recyclable and Low Fat ProductsEasy
Majority ElementEasy
Roman to IntegerEasy
Reverse IntegerMedium

Unique to Turing (4)

Problems in Turing's list that do not appear at Google.

ProblemDifficulty
Minimum Length of Anagram ConcatenationMedium
Apply Operations to Make Sum of Array Greater Than or Equal to kMedium
Minimum Number of Operations to Satisfy ConditionsMedium
K Divisible Elements SubarraysMedium

Frequently Asked Questions

How many LeetCode questions do Google and Turing share?

Google and Turing share 33 LeetCode interview questions. 2272 problems appear only in Google's list and 4 appear only in Turing's list.

What topics overlap most between Google and Turing?

The most common shared topics between Google and Turing are Array (23 shared questions), Hash Table (9 shared questions), Dynamic Programming (8 shared questions), String (6 shared questions), Binary Search (4 shared questions). Mastering these areas prepares you for both companies.

Which company asks harder LeetCode questions: Google or Turing?

Google has 601 Easy, 1205 Medium, and 499 Hard questions. Turing has 10 Easy, 23 Medium, and 4 Hard questions. Google has a higher proportion of Hard problems in its interview set.

How should I prepare if interviewing at both Google and Turing?

Start with the 33 shared problems since they cover what both companies ask most often. Then add 20 Google-specific and 4 Turing-specific questions to round out your prep.

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